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Graphene oxide/Al_(2)O_(3)-based diffusive memristor cells:enabling robust crossbar arrays for multidisciplinary applications

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Rare Metals 2024年第8期43卷 3997-4005页

作者： Chen liu jun-Cheng Jin Yi-Ke xiao xin-xin Wang Ping-yuan Yan Yan-Qiang cao li-yong Jiang Chuan-xiang sheng Ye-Feng yu School of Microelectronics Nanjing University of Science and TechnologyNanjing 210094China School of Science Nanjing University of Science and TechnologyNanjing210094China School of Information Science and Technology Fudan UniversityShanghai 200433China

A memristor crossbar array (MCA) has emerged as a cutting-edge platform for advanced memory and neuromorphic computing hardware,offering unrivaled bit-level storage density.A diffusive memristor cell (DMC) is particularly well-suited for MCA integration due to its inherent threshold switching characteristics as a selector,effectively addressing current sneak path *** DMC's potential is acknowledged,it necessitates furtherexploration of their practical applicability.

关键词： crossbar arrays offering

A direct coupling analysis method and its application to the Scientific Research and Demonstration Platform

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Journal of Hydrodynamics 2021年第1期33卷 13-23页

作者： jun Ding You-sheng Wu xin-yun Ni Qi-bin Wang yu-chao Chen yong-lin Ye xin-yu Zhang yu-xiang Ma Wei-nan Yang China Ship Scientific Research Center Wuxi 214082China State Key Laboratory of Coastal and Offshore Engineering Dalian University of TechnologyDalian 116024China

Design of a very large floating structure(VLFS)deployed near islands and reefs,different from those in the open sea,inevitably faces new technical challenges including numerical analysis *** this paper,a direct coupling analysis method(DCAM)has been established based on the Boussinesq equations and the three-dimensional hydroelasisity theory with Rankine source method to analyze the responses of a VLFS in shallow sea with complicated geographical *** tests have been carried out to validate the *** further verify the numerical methods and investigate the performance of such a VLFS,a“Scientific Research and Demonstration Platform(SRDP)”was built and deployed in 2019 at the site about 1000 m off an island with water depth around 40m in South China *** is a simplified small model of a two-module semi-submersible-type *** numerical simulation of its responses on severe waves with focus on motions and connector forces is conduct by DCAM,and compared with the on-site *** agreement has been *** approves the DCAM as a feasible tool for design and safety assessment of a VLFS deployed near islands and reefs.

关键词： Very large floating structure(VLFS) hydroelastic analysis near island direct coupling analysis method model test on-site measurement verification

Behavior of exciton in direct−indirect band gap Al_(x)Ga_(1−x)As crystal lattice quantum wells

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Journal of Semiconductors 2024年第3期45卷 64-70页

作者： yong Sun Wei Zhang Shuang Han Ran An xin-sheng Tang xin-Lei yu xiu-Juan Miao xin-jun Ma xianglian Pei-Fang li Cui-Lan Zhao Zhao-Hua Ding Jing-lin xiao Institute of Condensed Matter Physics Inner Mongolia Minzu UniversityTongliao 028043China College of Physics and Electronic Information Inner Mongolia Minzu UniversityTongliao 028043China

Excitons have significant impacts on the properties of *** exhibit significantly different properties when a direct semiconductor turns in to an indirect one by *** variational method is also found to influence the study of exciton ground state energy and ground state binding energy in Al_(x)Ga_(1−x)As semiconductor spherical quantum *** Al_(x)Ga_(1−x)As is considered to be a direct semiconductor at AI concentration below 0.45,and an indirect one at the concentration above *** regards to the former,the ground state binding energy increases and decreases with AI concentration and eigenfrequency,respectively;however,while the ground state energy increases with AI concentration,it is marginally influenced by *** the other hand,considering the latter,while the ground state binding energy increases with AI concentration,it decreases with eigenfrequency;nevertheless,the ground state energy increases both with AI concentration and ***,for the better practical performance of the semiconductors,the properties of the excitons are suggested to vary by adjusting AI concentration and eigenfrequency.

关键词： exciton effects aluminum gallium arsenide crystal direct band gap semiconductor indirect band gap semiconductor

Associations of tea consumption with blood pressure progression and hypertension incidence

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Journal of Geriatric Cardiology 2021年第8期18卷 645-653页

作者： xiao-Ge NIU Can CAI Fang-Chao liU Jian-xin li Ke-yong HUANG Xue-li YANG Jie cao Shu-Feng CHEN Hong-Fan li chong SHEN ying-xin ZHAO Dong-sheng HU Shu-jun GU Jian-Feng HUANG xiang-Feng LU Dong-Feng GU Department of Epidemiology State Key Laboratory of Cardiovascular DiseaseFuwai HospitalNational Center for Cardiovascular DiseasesChinese Academy of Medical Sciences and Peking Union Medical CollegeBeijingChina Tianjin Key Laboratory of Environment Nutrition and Public HealthDepartment of Occupational and Environmental HealthSchool of Public HealthTianjin Medical UniversityTianjinChina Department of Epidemiology and Biostatistics School of Public HealthNanjing Medical UniversityNanjingChina Cardio-Cerebrovascular Control and Research Center Institute of Basic MedicineShandong First Medical University(Shandong Academy of Medical Sciences)JinanChina Department of Epidemiology and Health Statistics College of Public HealthZhengzhou UniversityHenanChina Department of Biostatistics and Epidemiology School of Public HealthShenzhen University Health Science CentreShenzhenChina Changshu Center for Disease Control and Prevention JiangsuChina School of Medicine Southern University of Science and TechnologyShenzhenChina

BACKGROUND Association between tea consumption and incident hypertension remains *** study conducted to examine the health effects of tea consumption on blood pressure progression and hypertension *** A population-based cohort of 38,913 Chinese participants without hypertension at baseline were included in the current *** on tea consumption was collected through standardized *** of tea consump-tion with blood pressure progression and incident hypertension were analyzed using logistic regression models and Cox propor-tional hazards regression models,*** During a median follow-up of 5.9 years,17,657 individuals had experienced progression to a higher blood pressure stage and 5,935 individuals had developed *** multivariate analyses,habitual tea drinkers(≥3 times/week for at least six months)had a 17%lower risk for blood pressure progression[odds ratio(OR)=0.83,95%CI:0.79-0.88]and a 14%de-creased risk for incident hypertension[hazard ratio(HR)=0.86,95%CI:0.80-0.91]compared with non-habitual tea ***-dividuals in different baseline blood pressure groups could obtain similar benefit from habitual tea *** terms of tea con-sumption amount,an inverse,linear dose-response relation between monthly consumption of tea leaves and risk of blood pres-sure progression was observed,while the risk of incident hypertension did not reduce further after consuming around 100 g of tea leaves per *** Our study demonstrated that habitual tea consumption could provide preventive effect against blood pres-sure progression and hypertension incidence.

关键词： hypertension progression consuming

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S-SEED作为光控光开关的性能分析

半导体光电 2008年第4期29卷 471-474页

作者：曹永盛尹霄丽忻向军余重秀北京邮电大学光通信与光波技术教育部重点实验室北京100876

介绍了对称自电光效应器件(S-SEED)的基本结构,通过等效纯电容模型对其结构进行了分析,采用直线法和N段折线法近似得出了S-SEED的电压-时间(V-t)特性表达式。在不同分析方法下利用MATLAB对其性能进行了仿真和分析,比较了S-SEED的开关性... 详细信息

介绍了对称自电光效应器件(S-SEED)的基本结构,通过等效纯电容模型对其结构进行了分析,采用直线法和N段折线法近似得出了S-SEED的电压-时间(V-t)特性表达式。在不同分析方法下利用MATLAB对其性能进行了仿真和分析,比较了S-SEED的开关性能,结果表明采用直线法所达到的时间精度可以满足实际需要;对S-SEED在不同入射功率和入射光强比下的开关性能进行了比较,发现与增大入射功率相比,增大入射光强比能更有效地提高器件性能。

关键词：对称自电光效应器件光开关电压-时间特性性能仿真

Regulation of bone phosphorus retention and bone development possibly by BMP and MAPK signaling pathways in broilers

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Journal of Integrative Agriculture 2022年第10期21卷 3017-3025页

作者： liAO xiu-dong cao Su-mei li Ting-ting SHAO yu-xin ZHANG li-yang LU lin ZHANG Ri-jun HOU Shui-sheng LUO Xu-gang Mineral Nutrition Research Division State Key Laboratory of Animal NutritionInstitute of Animal SciencesChinese Academy of Agricultural SciencesBeijing 100193P.R.China Poultry Mineral Nutrition Laboratory College of Animal Science and TechnologyYangzhou UniversityYangzhou 225000P.R.China Laboratory of Feed Biotechnology State Key Laboratory of Animal NutritionCollege of Animal Science and TechnologyChina Agricultural UniversityBeijing 100193P.R.China

The bone morphogenetic protein(BMP)and mitogen-activated protein kinase(MAPK)signaling pathways play an important role in regulation of bone formation and development,however,it remains unclear that the effect of dietary different levels of non-phytate phosphorus(NPP)on these signaling pathways and their correlations with bone phosphorus(P)retention and bone development in ***,this experiment was conducted to investigate the effect of dietary P supplementation on BMP and MAPK signaling pathways and their correlations with bone P retention and bone development in broilers.A total of 800 one-day-old Arbor Acres male broilers were randomly allotted to 1 of 5 treatments with 8 replicates in a completely randomized *** 5 treatments of dietary NPP levels were 0.15,0.25,0.35,0.45 and 0.55%or 0.15,0.22,0.29,0.36 and 0.43%for broilers from 1 to 21 days of age or 22 to 42 days of age,*** results showed that extracellular signal-regulated kinase 1(ERK1)mRNA expression in the tibia of broilers on days 14 and 28,phosphorylated-ERK1(p-ERK1)on day 14,and BMP2 protein expression on days 28 and42 decreased linearly(Pjun N-terminal kinase 1(JNK1)mRNA expression on day 42 increased linearly(Pline phosphatase(ALP)and bone gal protein(BGP)were positively correlated(r=0.405 to 0.665,P<0.01)with ERK1 mRNA and *** 28 days of age,TP,BMC,BMD,BBS and tibia ash were negatively correlated(r=-0.518 to-0.370,P<0.05)with ERK1 mRNA and BMP2 protein,while tibia ALP was positively correlated(r=0.382 to 0.648,P<0.05)with *** results indicated that TP,BMC,BMD,BBS or tibia ash had negative correlations,while tibia ALP and BGP had positive correl

关键词： broiler bone development bone phosphorus retention signaling pathway

Evidence for Octupole Correlations in ^(117)Xe

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Chinese Physics Letters 1996年第11期13卷 805-808页

作者： liU Zhong SUN xiang-fu ZHOU xiao-hong LEI xiang-guo GUO ying-xiang JIN Han-juan ZHANG yu-hu CHEN xin-feng LUO Yi-xiao WEN Shu-xian YANG Chun-xiang yuAN Guan-jun li Guang-sheng liU xiang-an Chen yong-shou Institute of Modern Physics Chinese Academy of SciencesLanzhou 730000 China Institute of Atomic Energy Beijing 102413

High spin states in neutron-deficient ^(117)Xe have been studied by using in-beamγspectroscopy method.A new positive-parity rotational band has been *** decays into the yrast vh_(11/2 )band via five electric dipole *** magnitudes of these E1 transitions are extracted and they are much enhanced compared to the normal E1 *** is taken as an evidence for octupole correlations in ^(117)Xe.

关键词： method transitions

Descending Modulation of Spinal Itch Transmission by Primary Somatosensory Cortex

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Neuroscience Bulletin 2021年第9期37卷 1345-1350页

作者： Zi-Han Wu Han-yu Shao yuan-yuan Fu xiao-Bo Wu De-li cao sheng-xiang Yan Wei-lin Sha yong-Jing Gao Zhi-jun Zhang Department of Human Anatomy School of MedicineNantong UniversityNantong 226001China Institute of Pain Medicine Institute of Nautical MedicineNantong UniversityNantong 226019China Co-innovation Center of Neuroregeneration Nantong UniversityNantong 226001China

Dear Editor,Itch(pruritus)is an unpleasant somatic sensation that is accompanied by the desire to *** itch provides a warning signal that protects us from potential threats in normal conditions,severe or chronic itch associated with dermatosis or systemic diseases is often difficult to alleviate and causes severe skin and tissue damage.

关键词： sensation Itch Spinal

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SEED光开关的响应时间及扩散特性分析

北京邮电大学学报 2009年第3期32卷 127-130页

作者：曹永盛尹霄丽忻向军余重秀马健新光通信与光电子学教育部重点实验室(北京邮电大学) 北京100876

介绍了自电光效应器件(SEED)的基本结构及工作原理,通过对其等效电阻-电容(RC)模型的分析,得出SEED电压-时间(V-t)特性及电压-半径(V-r)扩散特性的表达式.为优化器件性能,利用仿真,在不同光斑尺寸控制光入射下,对SEED的开关性能进行比较... 详细信息

介绍了自电光效应器件(SEED)的基本结构及工作原理,通过对其等效电阻-电容(RC)模型的分析,得出SEED电压-时间(V-t)特性及电压-半径(V-r)扩散特性的表达式.为优化器件性能,利用仿真,在不同光斑尺寸控制光入射下,对SEED的开关性能进行比较.结果表明,采用光斑半径较小的控制光入射可提高SEED的开关速度;SEED只有在控制光入射中心处才能保持其良好的开关特性.

关键词：量子限制斯塔克效应自电光效应器件光开关 V-t特性扩散特性